@inproceedings{Rothschild:2015Kd, author = "Rothschild, Richard E. and Hemphill, Paul", title = "{The cyclotron line from 4U 1538-522 with RXTE}", doi = "10.22323/1.228.0025", booktitle = "Proceedings of 10th INTEGRAL Workshop: A Synergistic View of the High-Energy Sky {\textemdash} PoS(Integral2014)", year = 2015, volume = "228", pages = "025" }